Request Details

Route
/users/:id PUT
Timestamp
Sep 19, 2026 6:25 PM
Duration
39.76 ms
Status
200
Response Size
21 KB
Error
No

Performance Breakdown

Database
5.2% (1 query)
View Rendering
12.0%
Application Logic
82.8%
Other Operations
0.0%
Total Operations
7
Slowest Operation
39.76 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 48.0ms 96.0ms 144.0ms 192.1ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
users#update 40 ms 100.0%
users#update 40 ms 100.0%
posts/show 9 ms 22.6%
users/index 14 ms 35.2%
users#update 40 ms 100.0%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 10 ms 25.1%
users#update 40 ms 100.0%